78434640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2657}}^1$

素因数の和:2717

約数の個数: 120

約数和(自身を含む): 269935848

約数和(自身を除く): 191501208

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 120, 123, 144, 164, 180, 205, 240, 246, 328, 360, 369, 410, 492, 615, 656, 720, 738, 820, 984, 1230, 1476, 1640, 1845, 1968, 2460, 2657, 2952, 3280, 3690, 4920, 5314, 5904, 7380, 7971, 9840, 10628, 13285, 14760, 15942, 21256, 23913, 26570, 29520, 31884, 39855, 42512, 47826, 53140, 63768, 79710, 95652, 106280, 108937, 119565, 127536, 159420, 191304, 212560, 217874, 239130, 318840, 326811, 382608, 435748, 478260, 544685, 637680, 653622, 871496, 956520, 980433, 1089370, 1307244, 1634055, 1742992, 1913040, 1960866, 2178740, 2614488, 3268110, 3921732, 4357480, 4902165, 5228976, 6536220, 7843464, 8714960, 9804330, 13072440, 15686928, 19608660, 26144880, 39217320, 78434640]

約数ペア:

[(1, 78434640), (2, 39217320), (3, 26144880), (4, 19608660), (5, 15686928), (6, 13072440), (8, 9804330), (9, 8714960), (10, 7843464), (12, 6536220), (15, 5228976), (16, 4902165), (18, 4357480), (20, 3921732), (24, 3268110), (30, 2614488), (36, 2178740), (40, 1960866), (41, 1913040), (45, 1742992), (48, 1634055), (60, 1307244), (72, 1089370), (80, 980433), (82, 956520), (90, 871496), (120, 653622), (123, 637680), (144, 544685), (164, 478260), (180, 435748), (205, 382608), (240, 326811), (246, 318840), (328, 239130), (360, 217874), (369, 212560), (410, 191304), (492, 159420), (615, 127536), (656, 119565), (720, 108937), (738, 106280), (820, 95652), (984, 79710), (1230, 63768), (1476, 53140), (1640, 47826), (1845, 42512), (1968, 39855), (2460, 31884), (2657, 29520), (2952, 26570), (3280, 23913), (3690, 21256), (4920, 15942), (5314, 14760), (5904, 13285), (7380, 10628), (7971, 9840)]